Yimuphi usuku lokuzalwa olungavamile kakhulu e-US ngaphandle kuka-February 29?
Context:E-United States phakathi kuka-1973 no-1999, uSeptember 16 usuku lokuzalwa oluvame kakhulu e-United States futhi uDisemba 25 usuku lokuzalwa olungavamile kakhulu (ngaphandle kukaFebhuwari 29, ngenxa yeminyaka ye-leap). Ngo-2011, u-October 5 no-6 kwabikwa ukuthi yiwona malanga okuzalwa avame kakhulu.
Usuku lokuzalwa olungavamile kakhulu e-United States phakathi kuka-1973 no-1999, ngaphandle kuka-February 29, ngu-December 25.