condition mean min max 3 h after light 0.06441463333333333 0.0 0.138745 6 h after light 0.047996333333333335 0.0 0.143989 9 h after light 0.031045066666666666 0.0 0.048858 12 h after light 0.0579419 0.0 0.137345 3 h after dark 0.018706900000000002 0.0 0.0561207 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0379248 0.0 0.0725472 12 h after dark 0.0 0.0 0.0