Sentence:  Officials with the National Rifle Association say recent rallies at fast - food restaurants and home - improvement stores are “ downright weird and certainly not a practical way to go normally about your business while being prepared to defend yourself . ”  While the group applauds Texas for a “ robust gun culture , ” leaders of the group in a statement chastise “ a small number ( who ) have recently crossed the line from enthusiasm to downright foolishness . ”  This comes as countless Republicans heading toward the state GOP convention in Fort Worth later this week plan to carry long guns outside the Fort Worth Convention Center .
Span:  small number
Question: How many people is a small number?