condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.07754699999999999 0.0 0.232641 9 h after light 0.0 0.0 0.0 12 h after light 0.053985 0.0 0.21594 3 h after dark 0.176462 0.0 0.529386 6 h after dark 0.25250233333333333 0.0 0.757507 9 h after dark 0.259236 0.194457 0.342185 12 h after dark 0.0 0.0 0.0