At least 40 people were killed and 183 others injured in 28 bomb blasts across Pakistan during the month of November as the number of deadly attacks dropped after the government took initiatives to start peace dialogue with the Pakistani Taliban, according to official statistics.

Out of total 28 bomb attacks, four incidents were of suicide nature that killed 14 people and injured 38 others in different areas of the country.

At least 100 percent drop in number of causalities were observed in November as compared with the previous month of October in which 81 people lost their lives and 243 others sustained injuries in 33 bomb attacks.

During the month of November no high official came under bomb attack while in October a provincial law minister of northwestern restive province of Khyber Pakhtunkhwa was killed along with 11 others in a suicide attack.

The worst attack of the period came on Nov. 22 when a twin bomb blasts targeted a busy street in Ancholi area of Pakistan's southern port city of Karachi, killing nine people including a child and leaving 40 others injured.

The Tehrik-e-Taliban Pakistan (TTP) claimed responsibility for the incident saying that the attacks were carried out in revenge for violence in garrison city of Rawalpindi on Nov. 15 when some unknown miscreants torched a mosque and a cloth market besides killing 11 people and injuring over 40 others.

In another incident on Nov. 19, at least seven Pakistani Taliban militants including commander Qari Saifuddin were killed in a suicide attack in a northwestern tribal area of North Waziristan near the Pak-Afghan border.

According to intelligence sources, the blast came amid rifts in the Pakistani Taliban and other militant groups in the area after Pakistan Taliban leader Hakimullah Mehsud's death in a US drone strike in North Waziristan on Nov. 1.

Saifuddin was named as the mastermind of the high-profile abduction of at least 80 students and staff from Razmak Cadet College in North Waziristan in June 2009.

In the past, a number of severe armed clashes had been witnessed between different militant groups in the northwest regions of the country where they attacked each other to show their dominance or to capture areas under the control of their rival groups.

Regarding the number of causalities and attacks, Pakistan's northwestern tribal region was the worst hit with nine attacks that killed 25 and injured 64 others.

The country's southern province of Sindh was second most hit region where nine people were killed and 62 others sustained injuries in six attacks.

The northwestern province of Khyber Pakhtunkhwa was the third most hit area where four people lost their lives and 27 sustained injuries in five bomb attacks.

Militants carried out eight bomb blasts in southwestern province of Balochistan, which killed two people besides injuring 30 others.

Pakistan's most populated eastern province of Punjab, which contains 60 percent of total population, remained unhurt as no incident of terrorism occurred there during the specific period.

Official statistics revealed that the terrorists carried out 28 bomb attacks, including four suicide blasts, at 27 targets during the period, killing 32 civilians as well as five personnel from security forces and three policemen.

Overall, the militants conducted three direct attacks each on security forces and police during the month.

Majority of the bomb blasts remained unclaimed while a couple of attacks were claimed by the Pakistan Taliban.

Most of the attacks were conducted with improvised explosive device (IED) by planting it on the roadsides or in vehicles.