Table 2.

Means and standard deviations for integrated exposure to illuminance and irradiance in the range 450–500 nm across the seasons

		Season
		Winter	Spring	Summer	Autumn
Light exposure	Mean (lux*min)	91,366	356,368	1,394,200	477,165
N = 15	SD (lux*min)	41,984	190,282	800,295	280,363
Light exposure 450–500 nm	Mean (μW/cm2*min)	9919	31,153	114,027	38,846
N = 14	SD (μW/cm2*min)	9590	26,400	118,749	39,721