⇣ xpfimp ⇣xpf100imp00071xpf500imp00357xpf1000imp00714xpf2000imp01429xpf5000imp03571xpf10000imp07143⇣ xpfimp ⇣xpf1,00000imp714xpf5,00000imp3571xpf10,00000imp7143xpf25,00000imp17857xpf50,00000imp35714xpf100,00000imp71428