2012 AD., Poland, Democratic Republic, Warsaw mint, 10 Groszy, KM Y 279.

Poland, Democratic Republic, Warsaw mint, engraver: St. Watróbska-Frindt (rev.), 2012 AD.,
10 Groszy (16,5 mm / 2,45 g), copper-nickel, 2,51 g. theor. mint weight, mintage 136.000.000 , medal alignment ↑↑ (0°), segmented reeded and plain edge,
Obv.: RZECZPOSPOLITA POLSKA / · 2012 · , arms of Poland (the crowned white eagle, wings spread) surrounded with inscription translated "Republic of Poland" and year below; mint mark of the Warsaw mint: {mW} -monogram near the eagle's r. claw.
Rev.: 10 / GROSZY , big value number above denomination, surrounded with a stylized leaves coronal.
KM Y 279 ; Parchimowicz 704 .

Year / Mint Mark / Mintage
1990 MW 43,055,000
1991 MW 123,164,300
1992 MW 210,005,000
1993 MW 80,240,008
1998 MW 62,695,000
1999 MW 47,040,000
2000 MW 104,060,000
2001 MW 62,820,000
2002 MW 10,500,000
2003 MW 31,500,000
2004 MW 70,500,000
2005 MW 94,000,000
2006 MW 40,000,000
2007 MW 100,000,000
2008 MW 103,000,000
2009 MW 146,000,000
2010 MW 62,000,000
2011 MW 80,000,000
2012 MW 136.000.000
2013 MW 142,000,000
2014 MW