38 known values for glider with current usage counts:

1. default (23131× used)
2. purple (22092× used)
3. yellow (7556× used)
4. pumpkin (4919× used)
5. umbrella (4231× used)
6. bat_wings (1085× used)
7. cat_ears (908× used)
8. bicolor (813× used)
9. festive_drift (572× used)
10. plane (415× used)
11. bicolor2 (362× used)
12. jet (260× used)
13. magic_carpet (238× used)
14. leaf (215× used)
15. ufo (194× used)
16. jetpack (142× used)
17. santa_sleigh (138× used)
18. magic_cloud (124× used)
19. flower (114× used)
20. snow_glider (101× used)
21. coffin (90× used)
22. icy_umbrella (85× used)
23. pirate_sail (80× used)
24. surfboard (76× used)
25. steampunk_wings (74× used)
26. kite (67× used)
27. carrot (61× used)
28. black_wings (53× used)
29. parachute (49× used)
30. lunar_lantern (45× used)
31. bandit_glider (38× used)
32. gingerbread_wings (33× used)
33. jurassic_wings (33× used)
34. rocket (31× used)
35. black_and_white (21× used)
36. festive_tree (18× used)
37. heliclover (17× used)
38. stinger (11× used)