Canada 2004- Yearend Summary (N=39)
Measurement	Mean	Upper 10 percentile	Lower 10 percentile
Number repeat services	260.56	54.00	561.00
Percent repeat services	9.16	5.00	14.70
Total number of services	2872.15	7032.00	796.00
Number of sows farrowed	2429.77	6016.00	707.00
Farrowing rate	84.34	90.10	76.70
Total pigs born	29345.77	67244.00	8331.00
Average total pigs per litter	12.10	13.00	11.30
Total pigs born alive	26744.10	61904.00	7573.00
Average pigs born alive/litter	11.04	11.90	10.20
Litters/fem/yr * ave pigs born alive per litter	25.74	29.16	23.50
Total stillborn pigs	1991.62	417.00	4593.00
Average stillborn pigs	0.83	0.60	1.20
Total mummified pigs born	610.05	78.00	1420.00
Average mummies per litter	0.23	0.10	0.40
Sows farrowed and weaned	2366.00	5841.00	679.00
Total pigs weaned	23402.10	53258.00	6505.00
Pigs weaned per litter weaned	9.67	10.30	8.90
Pre-weaning mortality	11.59	13.90	8.00
Average piglet weaning weight	14.24	16.00	12.00
Average age at weaning	20.43	25.10	17.10
Pigs wnd/mated female/yr	23.55	26.80	20.80
Pig wnd/female/yr	22.61	25.80	20.20
Ending boar inventory	25.87	50.00	5.00
Females entered	570.15	1431.00	126.00
Sows and gilts culled	440.77	114.00	1176.00
Culling rate	40.05	28.00	53.30
Sow and gilt deaths	78.62	16.00	205.00
Death rate	7.15	3.40	10.80
Ave female inv - ave gilt pool inv	1005.43	2474.70	298.00