40 known values for glider with current usage counts:

1. default (23481× used)
2. purple (22277× used)
3. yellow (7562× used)
4. umbrella (5063× used)
5. pumpkin (4935× used)
6. bicolor (1282× used)
7. bat_wings (1091× used)
8. cat_ears (948× used)
9. festive_drift (568× used)
10. plane (469× used)
11. bicolor2 (365× used)
12. magic_carpet (320× used)
13. jet (295× used)
14. ufo (263× used)
15. leaf (209× used)
16. jetpack (145× used)
17. santa_sleigh (140× used)
18. flower (124× used)
19. magic_cloud (122× used)
20. snow_glider (113× used)
21. coffin (91× used)
22. pirate_sail (85× used)
23. surfboard (84× used)
24. icy_umbrella (82× used)
25. kite (79× used)
26. steampunk_wings (79× used)
27. parachute (67× used)
28. carrot (59× used)
29. black_wings (50× used)
30. lunar_lantern (46× used)
31. black_and_white (42× used)
32. bandit_glider (41× used)
33. rocket (36× used)
34. jurassic_wings (35× used)
35. gingerbread_wings (32× used)
36. heliclover (18× used)
37. festive_tree (17× used)
38. summer_glider (14× used)
39. sail (11× used)
40. stinger (7× used)