Complex sentence: Its membership consists of both clubs and individuals which as of 2004 respectively totalled 3,000 and 84, are based in the Republic of Ireland with a small number in Northern Ireland.
Split into simpler sentences: Its membership consists of both clubs and individuals which as of 2004 respectively totalled 3,000 and 84. While the majority of its activities are in the Republic of Ireland, a small number of members and clubs are located in Northern Ireland.