condition mean min max 4 h after light 0.0257738 0.0 0.0515476 8 h after light 0.05306185000000001 0.0408461 0.0652776 12 h after light 0.06875085 0.0423024 0.0951993 4 h after dark 0.0571956 0.0 0.115159 8 h after dark 0.026571233333333333 0.0 0.0797137 12 h after dark 0.0 0.0 0.0