From Sokoban Wiki

Sokoban Solver Statistics - Level Set Summary - Bruno Druille

Each solver has been tested separately to ensure that they don't compete for system resources.

All solvers combined solved 21 of 29 levels.

Sokoban Solver Statistics - Level Set Summary - Pushes - Bruno Druille
Level	Takaken	YASS	JSoko	Sokolution	Festival	Solved by only one	Solved by all	Solved by none
1	342		344	546	352
2	352
3	184			194	220
4	162		156	158	172
5					1033
6	203			129	425
7	305	287		375	315
8					541
9	166		168	424	174
10	179	195		133	301
11	167	107		215	121
12	35	41	31	33	33
13
14	287			459	289
15
16
17	195			147	369
18					439
19
20
Level	Takaken	YASS	JSoko	Sokolution	Festival	Solved by only one	Solved by all	Solved by none
21	414			418	390
22					965
23	254				210
24	128			92	82
25	465
26	489				497
27
28
29
Solved	17	4	4	13	19	6	1	8

level-websites
(
 (sokobano . "http://sokobano.de/results/display.php?set={set}&lvl={index}")
)
/level-websites

level-webpages
(
 (1 9999 sokobano (set druille) (index))
)
/level-webpages