Keep Right/300 missing maxspeed

Message: missing maxspeed tag

High level roads should have tag maxspeed=* defined. This tag is important for routing programs. Analysed roads are highway=motorway, highway=trunk, highway=primary and highway=secondary except junction=roundabout, bridge=* or tunnel=*.

Continent	World	Africa	America-Canada	America-Central	America-South	America-US	Asia	Australia-Oceania	Europe
20150907	2,824,148	96,834	114,252	50,867	188,637	547,060	926,260	31,933	868,285
20141230	2,773,284	90,613	117,941	49,342	173,662	546,699	877,154	31,939	885,918
20140423	2,505,542	85,987	102,456	46,432	155,376	428,789	810,945	31,808	843,737
20131003	2,429,293	82,269	105,113	43,978	137,743	419,532	773,082	31,843	835,725
20130710	2,402,060	79,389	106,872	43,023	131,076	423,146	755,935	31,778	830,833
20130116	2,295,404	71,699	106,251	40,216	118,600	412,645	707,305	31,445	807,235
20121112	2,242,371	68,099	104,465	38,528	112,147	408,265	681,532	30,783	798,544
20121015	2,178,415	66,966	104,442	37,524	109,320	403,244	648,032	30,608	778,271
20120926	2,156,730	65,719	104,555	36,046	108,046	398,304	638,006	30,209	775,837
20120917	2,154,898	68,015	103,907	37,045	108,026	399,058	615,147	51,568	772,123
20120913	2,151,994	67,911	104,659	36,998	107,908	398,722	613,018	51,434	771,335