
Federal Bureau Of Investigation did a research on this subject. According to the FBI Cancers are the most booked criminals and are the the most dangerous of zodiac signs. In this reaserch, by the number of the committed crimes list goes like this:
1 – Cancer
2 – Taurus
3 – Sagittarius
4 – Aries
5 – Capricorn
6 – Virgo
7 – Libra
8 – Pisces
9 – Scorpio
10 – Leo
11 – Aquarius
12 – Gemini
Cancers are usually known for being mostly passion killers. They kill multiple times and they leave some kind of markings on their victims' bodies to distinguish themselves. This kind of killer is usually thought to be mentally unstable.(Ex.King Henry VIII, John Dillinger, George W. Bush, Lizzie Borden)
Taurus is usually involved in money laundering. They are clever, temperamental and they do most of their crimes in solitude.(Ex. Adolph Hitler ,Vladimir Lenin, Saddam Hussein)
Sagittarius are con artists, robbers and thieves. They do not, in most cases, hurt their victims.(Ex. Joseph Stalin, Ted Bundy Billy The Kid)
Virgos are burglars and hackers. (Ex. Ivan the Terrible, Carlo Gambino)
Libras usually corrupt people. (Ex. Lee Harvey Oswald, Fred West, Heinrich Himmler - Himmler gave to Nazism some kind of aesthetics!)
Pisces are mostly in drug-related crimes.(Ex. Osama Bin Laden, Charles Ponzi, Bugsy Siegel, Aileen Wournos)
The Gemini are not known for taking things seriously; they are con artists and (usually smart) thieves.(Ex. Marquis de Sade, Donald Trump, David Berkowitz (Son of Sam killer), Jeffry Dahmer).
Leos usually are involved in criminal activity for the sole reason of getting recognition; they do not get into petty crime.(Ex. Benito Mussolini, Grigori Rasputin, Mata Hari, Napoleon Bonaparte)
Scorpios are contract killers, and they are pretty sadistic. (Ex. Charles Manson, Marie Antoinette, Senator Joseph McCarthy, John Gotti)
Aquarians are hackers and hustlers, and con artists involved mainly in manipulation.(Ex Gary Ridgway, Anders behring Breivik, Frank Costelo)
The zodiac signs are divided into different categories by element:
Air – Aquarius, Gemini and Libra
Water – Cancer, Pisces and Scorpio
Fire – Aries, Leo and Sagittarius
Earth – Capricorn, Taurus and Virgo
In its group, every sign has its crime- even some groups tend to have typical crime.

Fire Signs are Sagittarius, Aries and Leo. Of the three, Sagittarius has a higher population of criminals and they are more difficult to capture. The Aries are usually armed, while Leos are usually extremely dangerous.

have the largest criminal percentage compared to the rest of the air signs.
Earth Signs are Capricorn, Virgo and Taurus. In this category, the criminals are usually caught. Of the earth signs, Taurus is quite dangerous and usually temperamental. Virgos are also usually armed. Capricorns are usually all-around criminals.

Water Signs are Cancers, Scorpio and Pisces. Cancers are the largest majority of criminals among all the zodiac signs. They are also usually very violent. Scorpios and Pisces have hot tempers, too.
Looking more at everyday crime tendency (not huge serial killing and genocide people) here is research done by police in Canada’s rural Chatham-Kent region-