condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.060664666666666665 0.0366322 0.0936998 12 h after light 0.1989354 0.0511972 0.304396 4 h after dark 0.06350803333333334 0.0 0.100754 8 h after dark 0.20064200000000001 0.134609 0.29891 12 h after dark 0.0 0.0 0.0