<prompt> Bhala okuqhubekayo kwalesi sigaba - Njengoba eqale ukuba ngumdlali oqeqeshiwe ngo-1991, uDunn ubelokhu ebalwa phakathi kwabadlali abangama-64 abahamba phambili emhlabeni kusukela ngo-2002, efinyelela ezingeni lakhe eliphakeme, elingama-32, ngo-Okthoba 2010. Ujabulele ifomu elihle kakhulu lomsebenzi wakhe kusukela ngo-2013, efinyelela esigabeni sokugcina se-16 semincintiswano emithathu, kanye nemigomo ye-2014 China Open  <response>: kanye ne-Ruhr Open ka-2015. Wamemezela umhlalaphansi wakhe emdlalweni ngemuva kokulahlekelwa emzuliswaneni wesithathu wokulungiselela i-2020 World Championship. 