Table 1. Data Statistical Analysis for the Subcritical Flow Data Set.

	GOR (scf/stb)	PU (psia)	choke size (1/64 in.)	WC (%)	PD (psia)	oil rate (BPD)
no. of data points	248	248	248	248	248	248
minimum	1000	450	12	1	380	1 006
maximum	5870	1441	114	60	985	7285
mean	1680	944	50	9	599	4208
median	1398	957	48	5	580	4307
mode	1700	997	35	1	580	3270
skewness	2	0	1	2	1	0
kurtosis	6	–1	2	5	0	0
standard deviation	796	202	16	9.3	121	1192