Two States had been audited for implementation of annex 17, and another 20 such audits were expected to be completed by the end of 2003, another 40 in 2004 and 40 in each succeeding year.
已检查两个国家执行第17号附件的情况，预料至迟在2003年年度将完成另20项这种检查，在2004年另40项，以后每年40项。