condition mean min max 0 h after light 0.362118 0.206661 0.517575 4 h after light 0.5671465 0.421145 0.713148 8 h after light 0.5448310000000001 0.511149 0.578513 4 h after dark 0.4830505 0.456677 0.509424 8 h after dark 0.587094 0.461814 0.712374 12 h after dark 0.5109015 0.454248 0.567555