Table 4: Empirical population synthesis results of the galaxies with asymptotic (young-star) metallicities [ $Z/Z_\odot ]= 0.0$ : percentage contribution to $F_{\lambda 5870}$ .
[ $Z/Z_{\odot}$ ] [ $Z/Z_{\odot}$ ] = 0.0 -1.0 -1.5 -2.0 $EW_{\rm abs}$ (Å)

Age(yr) HII E7 5E7 E8 5E8 E9 5E9 E10

Name 35 33 29 25 21 18 13 7 A_V H $\delta$ H $\gamma$ H $\beta$ H $\alpha$

vzw155 9.6 6.2 9.2 7.7 20.2 15.7 17.9 13.5 .24 4.45 2.68 3.78 1.61

iiizw42 16.4 7.2 12.7 8.4 15.1 11.6 14.5 14.1 .54 4.35 2.57 3.80 1.44

zw0855 11.5 2.5 7.5 9.0 49.7 15.0 2.4 2.5 .03 3.59 3.06 3.50 -.07

iizw44 6.7 5.6 7.2 5.5 20.0 15.7 23.8 15.6 .21 4.49 3.50 4.72 1.43

mrk213 5.9 5.1 6.3 5.8 20.4 18.4 22.2 15.8 .46 4.42 3.46 4.67 1.55

iizw67 4.9 4.2 4.0 3.6 9.4 20.7 33.4 19.8 .39 4.51 2.67 5.31 1.70

mrk241 7.3 4.1 10.5 7.8 18.5 14.7 17.6 19.5 .32 4.58 2.79 4.08 1.26

izw53 17.7 9.3 7.4 4.6 26.7 12.1 13.3 8.9 .24 3.77 3.23 3.64 1.00

izw56 9.3 7.7 9.1 5.6 10.5 13.1 24.3 20.5 .82 4.67 2.74 3.82 1.87

iizw71 1.6 2.8 7.0 5.9 53.7 13.7 9.4 5.8 .13 4.11 2.23 3.48 .34

izw97 7.1 2.5 14.2 16.0 31.8 10.5 7.4 10.4 .06 4.75 3.38 4.53 1.20

izw101 11.7 4.9 8.5 5.7 17.9 15.1 19.0 17.1 .45 4.16 2.86 3.56 1.50

mrk303 9.1 6.5 4.1 2.8 14.4 17.6 30.5 14.8 .23 4.23 2.99 4.02 1.87

zw2220 22.4 11.4 15.8 10.9 4.7 8.3 13.8 12.7 .45 4.56 3.38 3.97 1.54

ivzw142 9.1 9.7 4.0 3.2 24.9 19.8 19.7 9.7 .46 4.08 3.35 3.41 1.32

**Table 4:** Empirical population synthesis results of the galaxies with asymptotic (young-star) metallicities [ $Z/Z_\odot ]= 0.0$ : percentage contribution to $F_{\lambda 5870}$ .
[ $Z/Z_{\odot}$ ]	[ $Z/Z_{\odot}$ ] = 0.0		-1.0		-1.5	-2.0		$EW_{\rm abs}$ (Å)
Age(yr)	HII	E7	5E7	E8	5E8	E9	5E9	E10
Name	35	33	29	25	21	18	13	7	A_V	H $\delta$	H $\gamma$	H $\beta$	H $\alpha$
vzw155	9.6	6.2	9.2	7.7	20.2	15.7	17.9	13.5	.24	4.45	2.68	3.78	1.61
iiizw42	16.4	7.2	12.7	8.4	15.1	11.6	14.5	14.1	.54	4.35	2.57	3.80	1.44
zw0855	11.5	2.5	7.5	9.0	49.7	15.0	2.4	2.5	.03	3.59	3.06	3.50	-.07
iizw44	6.7	5.6	7.2	5.5	20.0	15.7	23.8	15.6	.21	4.49	3.50	4.72	1.43
mrk213	5.9	5.1	6.3	5.8	20.4	18.4	22.2	15.8	.46	4.42	3.46	4.67	1.55
iizw67	4.9	4.2	4.0	3.6	9.4	20.7	33.4	19.8	.39	4.51	2.67	5.31	1.70
mrk241	7.3	4.1	10.5	7.8	18.5	14.7	17.6	19.5	.32	4.58	2.79	4.08	1.26
izw53	17.7	9.3	7.4	4.6	26.7	12.1	13.3	8.9	.24	3.77	3.23	3.64	1.00
izw56	9.3	7.7	9.1	5.6	10.5	13.1	24.3	20.5	.82	4.67	2.74	3.82	1.87
iizw71	1.6	2.8	7.0	5.9	53.7	13.7	9.4	5.8	.13	4.11	2.23	3.48	.34
izw97	7.1	2.5	14.2	16.0	31.8	10.5	7.4	10.4	.06	4.75	3.38	4.53	1.20
izw101	11.7	4.9	8.5	5.7	17.9	15.1	19.0	17.1	.45	4.16	2.86	3.56	1.50
mrk303	9.1	6.5	4.1	2.8	14.4	17.6	30.5	14.8	.23	4.23	2.99	4.02	1.87
zw2220	22.4	11.4	15.8	10.9	4.7	8.3	13.8	12.7	.45	4.56	3.38	3.97	1.54
ivzw142	9.1	9.7	4.0	3.2	24.9	19.8	19.7	9.7	.46	4.08	3.35	3.41	1.32

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