new delhi reliance general and royal sundaram were the only two private sector general insurance companies that witnessed decline in market share during 201213 says regulator irda at a time when the market share of 17 private nonlife insurance companies rose from 422 per cent to 4439 per cent reliance generals business slipped from 324 per cent to 319 per cent in 201213 similarly market share of royal sundaram alliance insurance witnessed a decline from 28 per cent in 201112 to 248 per cent in the last financial year said the annual report of insurance regulatory and development authority however both reliance and royal sundaram reported jump in total premium realisation to rs 201001 crore and rs 1560 crore respectively icici lombard general insurance leading private insurer maintained its market share at 974 per cent in the last fiscal another major insurer bajaj allianz general insurance showed improvement in operations by capturing 635 per cent of total business as against 622 per cent in 201112 other private players including iffco tokio tata aig hdfc ergo cholamandalam ms and bharti axa too witnessed increase their market shares the increase in private sector business of nonlife insurance comes at the cost of four stateowned companies as their market share declined from 578 per cent to 5561 per cent in 201213 yearonyear despite increase in premium collection among the public sector companies share of national insurance dipped to 1456 per cent from 1473 per cent new india to 1594 per cent 1616 per cent oriental insurance to 1041 per cent 1144 per cent and united india to 1471 per cent 1547 per cent irda further said that over the last 10 years the penetration of nonlife insurance sector in the country remained steady in the range of 0507 per cent