1 Using the data given in the following table, calculate the following rates: Vi) Crude birth rate (CBR), (1) General fertility rate (GFR), (iii) Total fertility rate (TFR), (iv) Age * specific fertility rates for daughters (*)() Gross reproduction rate (GRR)} (vi! Net reproduction rate (NRR) and (vii) Mean age at child bearing. Given that the total population of the country was 71,462. Assume that the sex ratio at birth was 1.06 in the country. Crud Age group No. of women No. of birth in a year Female survivors per 100,000 (=10) women born (L.) 15-19 287V 0.98966 20-24 3328 489 + 0.98012 25-29 3087 v 432 + 0.96134 u 30-34 2456 376 0.95789 35-39 1834 238 0.95138 40-44 748 108 0.94818 45-49 524 76 0.94125 1528 7