condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.040701600000000004 0.0347982 0.046605 12 h after light 0.10579235 0.0563737 0.155211 4 h after dark 0.08803 0.0 0.17606 8 h after dark 0.0871886 0.0626862 0.111691 12 h after dark 0.0337567 0.0308601 0.0366533