Data not available for iwir on 06/22/2017.
Data available for iwir
199006 199007 199008 199009 199010
199011 199012 199101 199102 199103
199104 199105 199106 199107 199108
199109 199110 199111 199112 199201
199202 199203 199204 199205 199206
199207 199208 199209 199210 199211
199212 199301 199302 199303 199304
199305 199306 199307 199308 199309
199310 199311 199312 199401 199402
199403 199404 199405 199406 199407
199408 199409 199410 199411 199412
199501 199502 199503 199504 199505
199506 199507 199508 199509 199510
199511 199512 199601 199602 199603
199604 199605 199606 199607 199608
199609 199610 199611 199612 199701
199702 199703 199704 199705 199706