condition mean min max 0 h after light 0.3635535 0.311935 0.415172 4 h after light 1.3969179999999999 0.951816 1.84202 8 h after light 4.58353 4.51824 4.64882 4 h after dark 1.68399 1.02341 2.34457 8 h after dark 0.7190084999999999 0.613339 0.824678 12 h after dark 0.41122749999999997 0.304187 0.518268