/------------------------------------------------------------------- GSVIVT01024224001/381-418 (1)
      |                                                                               
      |------------------------------------------------------------------- GSVIVT01009781001/343-380 (9)
      |                                                                               
      |                                                 /----------------- GSVIVT01009273001/268-303 (2)
      |                                                 |                             
      |                                 /-------72------+        /-------- GSVIVT01030488001/176-210 (10)
      |                                 |               \---97---+                    
      |                                 |                        \-------- GSVIVT01004811001/176-210 (11)
      |                                 |                                             
      |                                 |--------------------------------- GSVIVT01007715001/262-296 (3)
      |                                 |                                             
      |                                 |                        /-------- GSVIVT01035921001/156-189 (4)
      |                        /---100--+               /---91---+                    
      |                        |        |               |        \-------- GSVIVT01012897001/352-384 (14)
      |                        |        |       /---98--+                             
      |                        |        |       |       \----------------- GSVIVT01019880001/240-273 (21)
      +                        |        |---65--+                                     
      |                /---50--+        |       \------------------------- GSVIVT01031241001/241-274 (7)
      |                |       |        |                                             
      |                |       |        \--------------------------------- GSVIVT01013790001/260-295 (8)
      |                |       |                                                      
      |                |       \------------------------------------------ GSVIVT01034073001/362-399 (6)
      |                |                                                              
      |                |                        /------------------------- GSVIVT01016458001/773-810 (5)
      |       /---63---+                        |                                     
      |       |        |                        |                /-------- GSVIVT01009633001/144-181 (15)
      |       |        |-----------51-----------+       /---74---+                    
      |       |        |                        |       |        \-------- GSVIVT01019043001/487-524 (16)
      |       |        |                        \---70--+                             
      |       |        |                                \----------------- GSVIVT01019399001/267-304 (20)
      |       |        |                                                              
      |       |        \-------------------------------------------------- GSVIVT01025220001/647-684 (12)
      \---50--+                                                                       
              |----------------------------------------------------------- GSVIVT01035361001/262-300 (13)
              |                                                                       
              |----------------------------------------------------------- GSVIVT01009779001/389-426 (17)
              |                                                                       
              |----------------------------------------------------------- GSVIVT01011146001/348-385 (18)
              |                                                                       
              \----------------------------------------------------------- GSVIVT01037575001/349-386 (19)
                                                                                      

      /------------------------------------------------------------------- GSVIVT01019880001 (1)
      |                                                                               
      |                                                          /-------- GSVIVT01024224001 (2)
      |                                                 /---100--+                    
      |                                                 |        \-------- GSVIVT01009781001 (11)
      |                                         /---97--+                             
      |                                         |       \----------------- GSVIVT01009779001 (10)
      |                                 /---74--+                                     
      |                                 |       |                /-------- GSVIVT01037575001 (6)
      |                                 |       \-------100------+                    
      |                        /---93---+                        \-------- GSVIVT01011146001 (17)
      |                        |        |                                             
      |                        |        \--------------------------------- GSVIVT01035361001 (8)
      |                /---52--+                                                      
      |                |       |                        /----------------- GSVIVT01019399001 (4)
      |                |       |                        |                             
      |                |       \-----------91-----------+        /-------- GSVIVT01009633001 (12)
      |                |                                \---100--+                    
      |       /---100--+                                         \-------- GSVIVT01019043001 (15)
      |       |        |                                                              
      +       |        |                                /----------------- GSVIVT01025220001 (3)
      |       |        |                                |                             
      |       |        \---------------100--------------+        /-------- GSVIVT01016458001 (19)
      |       |                                         \---100--+                    
      |       |                                                  \-------- GSVIVT01034073001 (20)
      |       |                                                                       
      |--100--+                                                  /-------- GSVIVT01007715001 (5)
      |       |                                         /---100--+                    
      |       |                                         |        \-------- GSVIVT01013790001 (21)
      |       |                                 /--100--+                             
      |       |                                 |       \----------------- GSVIVT01031241001 (14)
      |       |                         /--100--+                                     
      |       |                         |       \------------------------- GSVIVT01009273001 (18)
      |       \-----------100-----------+                                             
      |                                 |                        /-------- GSVIVT01030488001 (9)
      |                                 \-----------90-----------+                    
      |                                                          \-------- GSVIVT01004811001 (16)
      |                                                                               
      |                                                          /-------- GSVIVT01035921001 (7)
      \----------------------------96----------------------------+                    
                                                                 \-------- GSVIVT01012897001 (13)